{"id":566,"date":"2015-06-09T16:20:43","date_gmt":"2015-06-09T08:20:43","guid":{"rendered":"http:\/\/www.royalwzy.com\/?p=566"},"modified":"2015-09-10T21:53:02","modified_gmt":"2015-09-10T13:53:02","slug":"%e5%9c%a8%e7%bb%99%e5%ae%9a%e6%97%b6%e9%97%b4%e9%97%b4%e9%9a%94%ef%bc%8c%e6%b1%82%e9%97%b4%e9%9a%94%e5%86%85%e5%87%ba%e7%8e%b0%e7%9a%84%e8%ae%b0%e5%bd%95%e6%95%b0","status":"publish","type":"post","link":"http:\/\/www.royalwzy.com\/?p=566","title":{"rendered":"\u5728\u7ed9\u5b9a\u65f6\u95f4\u95f4\u9694\uff0c\u6c42\u95f4\u9694\u5185\u51fa\u73b0\u7684\u8bb0\u5f55\u6570"},"content":{"rendered":"

\u5728itpub\u91cc\u770b\u5230\u4e00\u4e2a\u5f88\u6709\u610f\u601d\u7684sql<\/p>\n

\u4e00\u4e2a\u8868\u4e2d\u8bb0\u5f55\u4e86\u5404\u4e2a\u5730\u70b9\u7684\u62a5\u8b66\u5f00\u59cb\u65f6\u95f4\uff0c\u7ed3\u675f\u65f6\u95f4\u3002<\/p>\n

\u73b0\u5728\u60f3\u7edf\u8ba1\uff0c\u5404\u4e2a\u5730\u70b9\u62a5\u8b66\u6b21\u6570\u548c\u65f6\u957f\uff0c\u65f6\u957f=\u7ed3\u675f\u65f6\u95f4-\u5f00\u59cb\u65f6\u95f4\u3002<\/p>\n

\u8981\u6c42\uff0c\u540c\u4e00\u4e2a\u5730\u70b9\uff0c\u5f00\u59cb\u65f6\u95f4\u95f4\u9694\u8d85\u8fc710\u5206\u949f\u7684\uff0c\u8fd9\u4e2a\u5730\u70b9\u8981\u5728\u7ed3\u679c\u4e2d\u518d\u51fa\u73b0\u4e00\u6b21\uff0c10\u5206\u949f\u4e4b\u5185\u7684\u5047\u5982\u6709\u591a\u6761\uff0c\u7edf\u8ba1\u6761\u6570\u548c\u62a5\u8b66\u65f6\u957f\uff0c\u65f6\u957f=10\u5206\u949f\u5185\u5404\u6761\u65f6\u957f\u4e4b\u548c\u3002<\/p>\n

create table T_DEMO
\n(
\nid VARCHAR2(32) not null,
\nplace_id VARCHAR2(32),
\ns_time DATE,
\ne_time DATE
\n)\uff1b<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (‘1’, ‘1’, to_date(’21-08-2014 01:24:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’21-08-2014 01:24:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (‘2’, ‘1’, to_date(’21-08-2014 01:25:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’21-08-2014 01:25:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (‘3’, ‘1’, to_date(’21-08-2014 01:35:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’21-08-2014 01:35:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (‘4’, ‘1’, to_date(’21-08-2014 01:39:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’21-08-2014 01:39:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (‘5’, ‘1’, to_date(’21-08-2014 02:05:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’21-08-2014 02:05:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (‘6’, ‘1’, to_date(’21-08-2014 02:06:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’21-08-2014 02:06:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (‘7’, ‘1’, to_date(’21-08-2014 02:12:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’21-08-2014 02:12:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (‘8’, ‘1’, to_date(’21-08-2014 02:14:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’21-08-2014 02:14:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (‘9’, ‘1’, to_date(’21-08-2014 02:50:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’21-08-2014 02:50:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (’10’, ‘1’, to_date(’21-08-2014 02:52:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’21-08-2014 02:52:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (’11’, ‘1’, to_date(’21-08-2014 02:57:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’21-08-2014 02:57:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (’12’, ‘1’, to_date(’25-08-2014 09:13:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’25-08-2014 09:13:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (’13’, ‘1’, to_date(’25-08-2014 09:18:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’25-08-2014 09:18:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (’14’, ‘1’, to_date(’25-08-2014 09:30:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’25-08-2014 09:30:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (’15’, ‘1’, to_date(’25-08-2014 09:37:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’25-08-2014 09:37:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (’16’, ‘1’, to_date(’25-08-2014 09:47:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’25-08-2014 09:47:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

insert into t_demo (ID, PLACE_ID, S_TIME, E_TIME)<\/p>\n

values (’17’, ‘2’, to_date(’25-08-2014 10:09:00′, ‘dd-mm-yyyy hh24:mi:ss’), to_date(’25-08-2014 10:09:01′, ‘dd-mm-yyyy hh24:mi:ss’));<\/p>\n

WITHt2AS<\/p>\n

(SELECT\u00a0 a.place_id,<\/p>\n

a.s_time,<\/p>\n

a.e_time,<\/p>\n

a.id,<\/p>\n

floor((a.s_time – to_date(‘2000-01-01′,’YYYY-MM-DD’)) * 24 * 60 \/ 10) last_cha<\/p>\n

FROM t_demo a)<\/p>\n

SELECT<\/p>\n

place_id \u5730\u70b9,<\/p>\n

SUM(e_time – s_time) * 24 * 60 * 60 “\u65f6\u957f:\u79d2”,<\/p>\n

min(s_time)\u00a0 \u5f00\u59cb\u65f6\u95f4\uff0c<\/p>\n

COUNT(*) \u6b21\u6570<\/p>\n

FROM t2<\/p>\n

GROUP BY place_id, last_cha;<\/p>\n","protected":false},"excerpt":{"rendered":"

\u5728itpub\u91cc\u770b\u5230\u4e00\u4e2a\u5f88\u6709\u610f\u601d\u7684sql \u4e00\u4e2a\u8868\u4e2d\u8bb0\u5f55\u4e86\u5404\u4e2a\u5730\u70b9\u7684\u62a5\u8b66\u5f00\u59cb\u65f6\u95f4\uff0c\u7ed3\u675f\u65f6\u95f4\u3002 \u73b0\u5728\u60f3\u7edf\u8ba1\uff0c\u5404\u4e2a\u5730\u70b9 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[34,2],"class_list":["post-566","post","type-post","status-publish","format-standard","hentry","category-oracle","tag-oracle","tag-oracle_basics"],"_links":{"self":[{"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/posts\/566","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=566"}],"version-history":[{"count":1,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/posts\/566\/revisions"}],"predecessor-version":[{"id":893,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=\/wp\/v2\/posts\/566\/revisions\/893"}],"wp:attachment":[{"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=566"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=566"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.royalwzy.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=566"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}